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Cubes of 2 Digit Numbers Worksheet

Vedic maths trick 17: Cubes of 2-digit numbers · Set 194 · 40 sums
TalentJR

The trick (Anurupyena): Top row: a³, a²b, ab², b³ (each term is the one before × b ÷ a). Under the two middle terms write double of them, and add: a³ | 3a²b | 3ab² | b³. Combine from the right with carries.

NameDateTime takenScore ___ / 40
  1. 1.76³ =
  2. 2.22³ =
  3. 3.68³ =
  4. 4.25³ =
  5. 5.32³ =
  6. 6.35³ =
  7. 7.89³ =
  8. 8.41³ =
  9. 9.64³ =
  10. 10.31³ =
  11. 11.83³ =
  12. 12.26³ =
  13. 13.55³ =
  14. 14.89³ =
  15. 15.12³ =
  16. 16.58³ =
  17. 17.39³ =
  18. 18.55³ =
  19. 19.11³ =
  20. 20.12³ =
  21. 21.31³ =
  22. 22.84³ =
  23. 23.29³ =
  24. 24.26³ =
  25. 25.84³ =
  26. 26.87³ =
  27. 27.66³ =
  28. 28.72³ =
  29. 29.63³ =
  30. 30.92³ =
  31. 31.12³ =
  32. 32.99³ =
  33. 33.24³ =
  34. 34.49³ =
  35. 35.91³ =
  36. 36.25³ =
  37. 37.21³ =
  38. 38.85³ =
  39. 39.54³ =
  40. 40.26³ =

Answer key

  1. 438976
  2. 10648
  3. 314432
  4. 15625
  5. 32768
  6. 42875
  7. 704969
  8. 68921
  9. 262144
  10. 29791
  11. 571787
  12. 17576
  13. 166375
  14. 704969
  15. 1728
  16. 195112
  17. 59319
  18. 166375
  19. 1331
  20. 1728
  21. 29791
  22. 592704
  23. 24389
  24. 17576
  25. 592704
  26. 658503
  27. 287496
  28. 373248
  29. 250047
  30. 778688
  31. 1728
  32. 970299
  33. 13824
  34. 117649
  35. 753571
  36. 15625
  37. 9261
  38. 614125
  39. 157464
  40. 17576

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